Function kern_execve

freebsd/kern/kern_exec.c:344–354

* kern_execve() has the astonishing property of not always returning to * the caller. If sufficiently bad things happen during the call to * do_execve(), it can end up calling exit1(); as a result, callers must * avoid doing anything which they might need to undo (e.g., allocating * memory). */

 * memory).
 */
int
kern_execve(struct thread *td, struct image_args *args, struct mac *mac_p,
    struct vmspace *oldvmspace)
{

	AUDIT_ARG_ARGV(args->begin_argv, args->argc,
	    exec_args_get_begin_envv(args) - args->begin_argv);
	AUDIT_ARG_ENVV(exec_args_get_begin_envv(args), args->envc,
	    args->endp - exec_args_get_begin_envv(args));
	return (do_execve(td, args, mac_p, oldvmspace));
}

/*
 * In-kernel implementation of execve().  All arguments are assumed to be